Base | Representation |
---|---|
bin | 1000010001101000… |
… | …0101100101001001 |
3 | 12201211000101121102 |
4 | 2010122011211021 |
5 | 14022141243423 |
6 | 1004232551145 |
7 | 106022565356 |
oct | 20432054511 |
9 | 5654011542 |
10 | 2221431113 |
11 | a3aa38090 |
12 | 51bb524b5 |
13 | 2952c62a5 |
14 | 17105962d |
15 | d0051c28 |
hex | 84685949 |
2221431113 has 8 divisors (see below), whose sum is σ = 2550925920. Its totient is φ = 1913194080.
The previous prime is 2221431109. The next prime is 2221431119. The reversal of 2221431113 is 3111341222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2221431113 - 22 = 2221431109 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2221431119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5314220 + ... + 5314637.
It is an arithmetic number, because the mean of its divisors is an integer number (318865740).
Almost surely, 22221431113 is an apocalyptic number.
It is an amenable number.
2221431113 is a deficient number, since it is larger than the sum of its proper divisors (329494807).
2221431113 is a wasteful number, since it uses less digits than its factorization.
2221431113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10628887.
The product of its digits is 288, while the sum is 20.
The square root of 2221431113 is about 47132.0603517393. The cubic root of 2221431113 is about 1304.8010076152.
Adding to 2221431113 its reverse (3111341222), we get a palindrome (5332772335).
It can be divided in two parts, 2221 and 431113, that added together give a palindrome (433334).
The spelling of 2221431113 in words is "two billion, two hundred twenty-one million, four hundred thirty-one thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •